Contact

Bruce Hapke
515 SRCC

412-624-8876

Biography

Representative Publications

Hapke, B. and Hale, A., 2000, Theoretical modeling of radiative transfer in planetary regoliths, in Thermal Emission Spectroscopy and Analysis of Dust, Disks and Regoliths, Sitko, M., Sprague, A. and Lynch D. (eds), Astronomical Soc. of the Pacific, San Francisco.

R. Nelson, B. Hapke, W. Smythe and L. Spilker, 2000, The opposition effect in simulated planetary regoliths.  Reflectance and circular polarization ratio change at small phase angle. Icarus, v. 147, p. 545-558.

C. Pieters, L. Taylor, S. Noble, L. Keller, B. Hapke, R. Morris, C. Allen, D. McKay and S. Wentworth, 2000, Space weathering on airless bodies: resolving a mystery with lunar samples.  Meteoritics and Planetary Science, v. 35, p. 1101-1107.

B. Hapke, 2001, Space weathering from Mercury to the asteroid belt. Jour. Geohpys. Res. - Planets, v,. 106, p. 10,039-10.073.

B. Hapke, 2002, Bidirectional reflectance spectroscopy 5. The coherent backscatter opposition effect and anisotropic scattering. Icarus, v. 157, p. 523-534.

A. Snyder Hale and B. Hapke, 2002, A time-dependent model of radiative and conductive thermal energy transport in planetary regoliths with applications to the moon and Mercury. Icarus, v. 156, p. 318-334.

R. Nelson, W. Smythe, B. Hapke and A. Hale, 2002, Low phase angle laboratory studies of the opposition effect: search for wavelength dependence.  Planetary and Space Science, v. 50, p. 849-856.

Nelson, R. M., B. W. Hapke, A. S. Hale, J. L. Piatek, W. D. Smythe, 2002. The opposition effect: comparison of laboratory results with predictive models. Electromagnetic and Light Scattering by Nonspherical Particles, B. S. Gustafson, L. Kolokolova, G. Videen eds, ISBN 0-9702316-2-8, 235-238.

B. Clark, B. Hapke, C. Pieters and D. Britt, 2003, Asteroid space weathering and regolith evolution. in Asteroids III, ed. by W. Bottke, A Cellino, P. Paolicchi and R. Binzel, University of Arizona Press, Tucson, pp. 585-599.

J. Piatek, B. Hapke, R. Nelson, W. Smythe and A. Hale, 2004. Scattering properties of planetary regoltith analogs. Icarus 171, 531-545.

R. Nelson, L. Soderblom and B. Hapke, 2004. Are the circular, dark features on Comet Borrelly’s surface albedo variations or pits?. Icarus 167, 37-44.

V. Hamilton, H McSween, Jr. and B Hapke, 2005. Mineralogy of Martian atmospheric dust inferred from thermal infrared spectra of aerosols.  J. Geophys. Res. 110, E12006, doi:1029/2005JE002501.

M. Robinson, B. Hapke, J. Garvin, D. Skillman, J. Bell, M. Ulmer, and C. Pieters, 2007. High resolution mapping of TiO₂ Abundances on the Moon using the Hubble Space Telescope. Geophys. Res. Lett, 34, L13203, doi:10.1029/2007/GL029745.

B. Hapke, 2008. Bidirectional reflectance spectroscopy 6. Effects of Porosity. Icarus, 195, 918-926.

B. Hapke, 2009,  A quantitative test of the ability of models based on the equation of radiative transfer to predict the bidirectional reflectance of a well-characterized medium. Icarus, 199, 210-218.

R. Nelson and 32 Others, 2009. Photometric changes on Saturn’s Titan: Evidence for active cryovolcanism. Geophys. Res. Lett., 36, L04202. Doi: 10. 1029/2008GL03206.

R. Nelson and 28 Others, 2009.Saturn’s Titan: Surface change, ammonia and implications for atmospheric and tectonic activity. Icarus, 199, 429-441.

B Hapke, 2010. Reflectance Methods and Applications.  In Encyclopedia of Spectroscopy and Spectrometry,  2^nd edition, Vol 3, Elsevier, Oxford, pp. 2420-2425.

B. Hapke and R. Nelson, 2010. Comments on “Approximate calculation of coherent backscattering for semi-infinite discrete random media by Victor P. Tishkovets and Michael I. Mishchenko, J.Quantit. Spectr. Radiat. Transfer, 111, 643-644

B. Hapke, 2012. Bidirectional reflectance spectroscopy 7. The single particle phase function hockey stick relation. Icarus, 221, 1079-1083.

B. Hapke, B. Denevi, H. Sato, S. Braden and M. Robertson, 2012. The wavelength dependence of the lunar phase curve as seen by the Lunar Orbiter wide-angle camera. J. Geophys. Res, 117, E00H15, doi: 10, 1029/2011JE003916.

B. Hapke, 2013. Comment on “A ctirical assessment of the Hapke photometric model” by Y. Shkuratov et al. J.Quantitat. Spectrosc. Radiat. Transfer, 116, 184-190.

R. Clegg, B.. Joliff, M. Robinson, B. Hapke and J. Plescia, 2014. Effects of rocket exhaust on Lunar soil reflectance properties. Icarus, 227, 176-194.